They can fish and feed a family or sell them to earn extra income.
人们能捕捞鱼虾养活家庭，或者出售以便得到额外收入。
2
Life was hard enough already without four extra mouths to feed.
生活已经足够艰辛，要再多喂四张嘴也是勉为其难。
3
To illustrate the possibility for further extension, the form contains an extra non-functional button labeled Delete Policy that does not have a corresponding feed.